GeForce GT 640M Mac Edition vs GeForce GTX 1660 Ti Max Q
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 640M Mac Edition and 6GB VRAM GeForce GTX 1660 Ti Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 1660 Ti Max Q 's Advantages
Released 6 years and 2 months late
Boost Clock1335MHz
More VRAM (6GB vs 512GB)
Larger VRAM bandwidth (288.0GB/s vs 40.00GB/s)
1152 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640M Mac Edition
572
GeForce GTX 1660 Ti Max Q
+616%
4101
Graphics Card
Feb 2013
Release Date
Apr 2019
GeForce 600M
Generation
GeForce 16 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1140 MHz
-
Boost Clock
1335 MHz
1250 MHz
Memory Clock
1500 MHz
Memory
512MB
Memory Size
6GB
GDDR5
Memory Type
GDDR6
64bit
Memory Bus
192bit
40.00GB/s
Bandwidth
288.0GB/s
Render Config
-
SM Count
24
384
Shading Units
1536
32
TMUs
96
8
ROPs
48
16 KB (per SMX)
L1 Cache
64 KB (per SM)
128 KB
L2 Cache
1536 KB
Theoretical Performance
5.960 GPixel/s
Pixel Rate
64.08 GPixel/s
23.84 GTexel/s
Texture Rate
128.2 GTexel/s
-
FP16 (half)
8.202 TFLOPS
572.2 GFLOPS
FP32 (float)
4.101 TFLOPS
23.84 GFLOPS
FP64 (double)
128.2 GFLOPS
Board Design
32W
TDP
Unknown
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
TU116
N13P-GS
GPU Variant
-
Kepler
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
1.27 billion
Transistors
6.6 billion
118 mm²
Die Size
284 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
7.5
5.1
Shader Model
6.7
